C520 You're Insulting My Intelligence

In the middle of the night, Mu Chengyan's phone, which was placed on the bed, suddenly rang. Because he was used to sleeping in silence, he could only hear the vibration.

Dai Yizhi moved a little and Mu Chengyan was woken up. He hugged her and frowned as he reached out to take the phone that was placed on the bed.

He glanced at the caller ID and saw that it was an unknown number